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DBMS > Elasticsearch vs. Graph Engine vs. Memcached

System Properties Comparison Elasticsearch vs. Graph Engine vs. Memcached

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Editorial information provided by DB-Engines
NameElasticsearch  Xexclude from comparisonGraph Engine infoformer name: Trinity  Xexclude from comparisonMemcached  Xexclude from comparison
DescriptionA distributed, RESTful modern search and analytics engine based on Apache Lucene infoElasticsearch lets you perform and combine many types of searches such as structured, unstructured, geo, and metricA distributed in-memory data processing engine, underpinned by a strongly-typed RAM store and a general distributed computation engineIn-memory key-value store, originally intended for caching
Primary database modelSearch engineGraph DBMS
Key-value store
Key-value store
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score150.32
Rank#7  Overall
#1  Search engines
Score1.27
Rank#180  Overall
#15  Graph DBMS
#31  Key-value stores
Score24.45
Rank#33  Overall
#4  Key-value stores
Websitewww.elastic.co/­elasticsearchwww.graphengine.iowww.memcached.org
Technical documentationwww.elastic.co/­guide/­en/­elasticsearch/­reference/­current/­index.htmlwww.graphengine.io/­docs/­manualgithub.com/­memcached/­memcached/­wiki
DeveloperElasticMicrosoftDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournal
Initial release201020102003
Current release7.8.0, June 20201.6.17, August 2022
License infoCommercial or Open SourceOpen Source infoElastic LicenseOpen Source infoMIT LicenseOpen Source infoBSD license
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava.NET and CC
Server operating systemsAll OS with a Java VM.NETFreeBSD
Linux
OS X
Unix
Windows
Data schemeschema-free infoFlexible type definitions. Once a type is defined, it is persistentyesschema-free
Typing infopredefined data types such as float or dateyesyesno
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nono
Secondary indexesyes infoAll search fields are automatically indexedno
SQL infoSupport of SQLSQL-like query languagenono
APIs and other access methodsJava API
RESTful HTTP/JSON API
RESTful HTTP APIProprietary protocol
Supported programming languages.Net
Groovy
Community Contributed Clients
Java
JavaScript
Perl
PHP
Python
Ruby
C#
C++
F#
Visual Basic
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresyesyesno
Triggersyes infoby using the 'percolation' featurenono
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone infoRepcached, a Memcached patch, provides this functionallity
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectorno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, all
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonono
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesoptional: either by committing a write-ahead log (WAL) to the local persistent storage or by dumping the memory to a persistent storageno
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.Memcached and Redis integrationyes
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocol

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More resources
ElasticsearchGraph Engine infoformer name: TrinityMemcached
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Recent citations in the news

Searching for search: UK Gov wants to dump GOV.UK Elasticsearch
17 November 2022, The Stack

Thomson Reuters exposes 3TB+ of sensitive data on unsecured ElasticSearch database
27 October 2022, SiliconANGLE News

IronCore Labs Launches Advanced Searchable Encryption Features
15 November 2022, PR Newswire

Leaked Amazon Prime Video Server Exposed Users Viewing Habits
1 November 2022, HackRead

Jetpack Search Adds Free Tier and 3-Month Free Trial
18 November 2022, WP Tavern

provided by Google News

How Google and Microsoft taught search to “understand” the Web
6 June 2012, Ars Technica

Cutting-edge Katana Graph scores $28.5 million Series A Led by Intel Capital
24 February 2021, ZDNet

provided by Google News

How Pinterest Tuned Memcached for Big Performance Gains
16 May 2022, thenewstack.io

Momento accelerates databases with serverless data caching
3 November 2022, TechTarget

Business email platform Zimbra patches memcached injection flaw that imperils user credentials
16 June 2022, The Daily Swig

AWS Announces Redis 7 Compatibility to Amazon ElastiCache for Redis
22 November 2022, InfoQ.com

Meet the Windows servers that have been fueling massive DDoSes for months
28 October 2022, Ars Technica

provided by Google News

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